This simple Tokyo to Seoul time zone converter allows you to quickly and visually understand the time difference between Tokyo (Tokyo) and Seoul (Seoul).
4:21 PM GMT+9
Tokyo: UTC+09:00 · Seoul: UTC+09:00
Just hover over the colored hour tiles, and you’ll instantly see the corresponding time in both zones. The time difference between Tokyo and Seoul is 0 hours 0 minutes, with Seoul being ahead. For example, if it is 4:21 PM Tokyo, the equivalent time in Seoul will be 4:21 PM GMT+9.
| Tokyo | Seoul |
|---|---|
| 00:00 GMT+9 | 00:00 GMT+9 |
| 00:30 GMT+9 | 00:30 GMT+9 |
| 01:00 GMT+9 | 01:00 GMT+9 |
| 01:30 GMT+9 | 01:30 GMT+9 |
| 02:00 GMT+9 | 02:00 GMT+9 |
| 02:30 GMT+9 | 02:30 GMT+9 |
| 03:00 GMT+9 | 03:00 GMT+9 |
| 03:30 GMT+9 | 03:30 GMT+9 |
| 04:00 GMT+9 | 04:00 GMT+9 |
| 04:30 GMT+9 | 04:30 GMT+9 |
| 05:00 GMT+9 | 05:00 GMT+9 |
| 05:30 GMT+9 | 05:30 GMT+9 |
| 06:00 GMT+9 | 06:00 GMT+9 |
| 06:30 GMT+9 | 06:30 GMT+9 |
| 07:00 GMT+9 | 07:00 GMT+9 |
| 07:30 GMT+9 | 07:30 GMT+9 |
| 08:00 GMT+9 | 08:00 GMT+9 |
| 08:30 GMT+9 | 08:30 GMT+9 |
| 09:00 GMT+9 | 09:00 GMT+9 |
| 09:30 GMT+9 | 09:30 GMT+9 |
| 10:00 GMT+9 | 10:00 GMT+9 |
| 10:30 GMT+9 | 10:30 GMT+9 |
| 11:00 GMT+9 | 11:00 GMT+9 |
| 11:30 GMT+9 | 11:30 GMT+9 |
| 12:00 GMT+9 | 12:00 GMT+9 |
| 12:30 GMT+9 | 12:30 GMT+9 |
| 13:00 GMT+9 | 13:00 GMT+9 |
| 13:30 GMT+9 | 13:30 GMT+9 |
| 14:00 GMT+9 | 14:00 GMT+9 |
| 14:30 GMT+9 | 14:30 GMT+9 |
| 15:00 GMT+9 | 15:00 GMT+9 |
| 15:30 GMT+9 | 15:30 GMT+9 |
| 16:00 GMT+9 | 16:00 GMT+9 |
| 16:30 GMT+9 | 16:30 GMT+9 |
| 17:00 GMT+9 | 17:00 GMT+9 |
| 17:30 GMT+9 | 17:30 GMT+9 |
| 18:00 GMT+9 | 18:00 GMT+9 |
| 18:30 GMT+9 | 18:30 GMT+9 |
| 19:00 GMT+9 | 19:00 GMT+9 |
| 19:30 GMT+9 | 19:30 GMT+9 |
| 20:00 GMT+9 | 20:00 GMT+9 |
| 20:30 GMT+9 | 20:30 GMT+9 |
| 21:00 GMT+9 | 21:00 GMT+9 |
| 21:30 GMT+9 | 21:30 GMT+9 |
| 22:00 GMT+9 | 22:00 GMT+9 |
| 22:30 GMT+9 | 22:30 GMT+9 |
| 23:00 GMT+9 | 23:00 GMT+9 |
| 23:30 GMT+9 | 23:30 GMT+9 |
Asia/Tokyo
Uses IANA time zone rules for the selected date.
GMT+9 · UTC+09:00
Asia/Seoul
Uses IANA time zone rules for the selected date.
GMT+9 · UTC+09:00
2026-10-19 · Same local time. Tokyo: UTC+09:00; Seoul: UTC+09:00.
2026-10-19 · 16:21 Tokyo → 16:21 GMT+9.
Weekday overlap (Mon–Fri, 09:00–17:00 in both places): Tokyo: 09:00 GMT+9 – 17:00 GMT+9 ↔ Seoul: 09:00 GMT+9 – 17:00 GMT+9
Same local time
Date → Select range → .ics. 2026-10-19 · 16:21 Tokyo → 16:21 GMT+9.
Tokyo: Uses IANA time zone rules for the selected date. No clock change in the next 370 days Seoul: Uses IANA time zone rules for the selected date. No clock change in the next 370 days